feat: add components

src/components/login-btn.tsx

@@ -0,0 +1,27 @@
+import { useSession, signIn, signOut } from "next-auth/react"
+
+export default function Component() {
+  const { data: session } = useSession()
+  if (session) {
+    return (
+        <>
+          Signed in as {session.user?.email} <br />
+          <button onClick={() => signOut()}>Sign out</button>
+          <hr/>
+          <div>
+            {JSON.stringify(session)}
+          </div>
+        </>
+    )
+  }
+  return (
+      <>
+        Not signed in <br />
+        <button onClick={() => signIn()}>Sign in</button>
+        <hr/>
+        <div>
+          {JSON.stringify(session)}
+        </div>
+      </>
+  )
+}